(physics) The emission of electrons from the surface of a material following the absorption of electromagnetic radiation.

(nautical) A log (speed measuring device) somewhat similar to a pitot tube.

(computing, databases) In the design of a database table, a column (or an irreducible group of them) able to identify every row of the table. One of the candidate keys (abbreviated CKs) will be the...

simple past tense and past participle of fast track